The Zero Tolerance 0452 flipper is a streamlined version of the award-winning 0454 folding knife designed by Dmitry Sinkevich. It has a satin/stonewash finished, S35VN stainless steel blade with a flipper. The blade rides on the KVT ball-bearing pivot producing smooth, reliable and quick one-hand deployment. The handle on this Limited Edition model is blue anodized titanium and includes a tip-up carry pocket clip.